Changes

Urticaria, also known as "hives", is the eruption of red marks on the skin that are usually accompanied by itching.  This condition can be caused by an [[allergy]] (e.g. to food or drugs), [[stress]], [[infection]] or physical agents (e.g. heat or cold).   

'''Urticaria''', also known as "hives", is the eruption of red marks on the skin that are usually accompanied by itching.  This condition can be caused by an [[allergy]] (e.g. to food or drugs), [[stress]], [[infection]] or physical agents (e.g. heat or cold).   

== See also ==

== See also ==

*[[American Medical Association]]

*[[American Medical Association]]

*[[Doctor]]

*[[Doctor]]